3(x-1)=2x+9

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Solution for 3(x-1)=2x+9 equation:


Simplifying
3(x + -1) = 2x + 9

Reorder the terms:
3(-1 + x) = 2x + 9
(-1 * 3 + x * 3) = 2x + 9
(-3 + 3x) = 2x + 9

Reorder the terms:
-3 + 3x = 9 + 2x

Solving
-3 + 3x = 9 + 2x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-2x' to each side of the equation.
-3 + 3x + -2x = 9 + 2x + -2x

Combine like terms: 3x + -2x = 1x
-3 + 1x = 9 + 2x + -2x

Combine like terms: 2x + -2x = 0
-3 + 1x = 9 + 0
-3 + 1x = 9

Add '3' to each side of the equation.
-3 + 3 + 1x = 9 + 3

Combine like terms: -3 + 3 = 0
0 + 1x = 9 + 3
1x = 9 + 3

Combine like terms: 9 + 3 = 12
1x = 12

Divide each side by '1'.
x = 12

Simplifying
x = 12

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